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Yuki FUKUMURA
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Kawasaki-shi, JP
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Patents Grants
last 30 patents
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Patent Grant
Resist composition and method of forming resist pattern
Patent number
11,747,726
Issue date
Sep 5, 2023
Tokyo Ohka Kogyo Co., Ltd.
Yuki Fukumura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist composition and method of forming resist pattern
Patent number
11,372,329
Issue date
Jun 28, 2022
Tokyo Ohka Kogyo Co., Ltd.
Masahito Yahagi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resist composition and method for forming resist pattern
Patent number
11,204,551
Issue date
Dec 21, 2021
Tokyo Ohka Kogyo Co., Ltd.
Masahito Yahagi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method of forming resist pattern, polymeric com...
Patent number
11,099,479
Issue date
Aug 24, 2021
Tokyo Ohka Kogyo Co., Ltd.
Takashi Nagamine
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition, method for forming resist pattern, compound, an...
Patent number
10,394,122
Issue date
Aug 27, 2019
TOYKO OHKA KOGYO CO., LTD.
Issei Suzuki
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resist composition and method for forming resist pattern
Patent number
10,261,416
Issue date
Apr 16, 2019
Tokyo Ohka Kogyo Co., Ltd.
Tomotaka Yamada
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resist composition and method for forming resist pattern
Patent number
10,241,406
Issue date
Mar 26, 2019
Tokyo Ohka Kogyo Co., Ltd.
Masahito Yahagi
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20200409262
Publication date
Dec 31, 2020
Tokyo Ohka Kogyo Co., Ltd.
Yuki FUKUMURA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20200159118
Publication date
May 21, 2020
Tokyo Ohka Kogyo Co., Ltd.
Tatsuya FUJII
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20200159119
Publication date
May 21, 2020
Tokyo Ohka Kogyo Co., Ltd.
Tatsuya FUJII
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD OF FORMING RESIST PATTERN
Publication number
20200142303
Publication date
May 7, 2020
Tokyo Ohka Kogyo Co., Ltd.
Masahito YAHAGI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION, METHOD OF FORMING RESIST PATTERN, POLYMERIC COM...
Publication number
20190219920
Publication date
Jul 18, 2019
Tokyo Ohka Kogyo Co., Ltd.
Takashi NAGAMINE
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20180067394
Publication date
Mar 8, 2018
Tokyo Ohka Kogyo Co., Ltd.
Tomotaka YAMADA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20170371241
Publication date
Dec 28, 2017
Tokyo Ohka Kogyo Co., Ltd.
Masahito YAHAGI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
RESIST COMPOSITION AND METHOD FOR FORMING RESIST PATTERN
Publication number
20170369697
Publication date
Dec 28, 2017
Tokyo Ohka Kogyo Co., Ltd.
Masahito YAHAGI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIST COMPOSITION, METHOD FOR FORMING RESIST PATTERN, COMPOUND, AN...
Publication number
20170369698
Publication date
Dec 28, 2017
Tokyo Ohka Kogyo Co., Ltd.
Issei SUZUKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...